Home / 3,063,705.76-4,227,913.95-1,687,046.20

Finding the Fourth Proportional to 3,063,705.76, 4,227,913.95 and 1,687,046.20

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Solution

The fourth proportional to 3,063,705.76, 4,227,913.95 and 1,687,046.20 is: 2,328,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,705.76 : 4,227,913.95 = 1,687,046.20 : x
  2. Step 2: Convert to fraction form
    3,063,705.76/4,227,913.95 = 1,687,046.20/x
  3. Step 3: Cross multiply
    3,063,705.76x = 4,227,913.95 × 1,687,046.20
  4. Step 4: Simplify right side
    3,063,705.76x = 7,132,686,142,134.92
  5. Step 5: Solve for x
    x = 7,132,686,142,134.92/3,063,705.76
  6. Step 6: Final answer
    x = 2,328,123.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.